Created subsystem and initial behavior

src/main/java/frc4388/robot/subsystems/Serializer.java

@@ -0,0 +1,31 @@
+package frc4388.robot.subsystems;
+
+import edu.wpi.first.wpilibj.command.Subsystem;
+import edu.wpi.first.wpilibj.motorcontrol.Spark;
+import edu.wpi.first.wpilibj2.command.SubsystemBase;
+import frc4388.robot.Constants;
+
+public class Serializer extends SubsystemBase{
+  private Spark m_serializerBelt;
+  private Spark m_serializerShooterBelt;
+
+  private boolean serializerState;
+
+    public Serializer(Spark serializerBelt, Spark serializerShooterBelt) {
+        m_serializerBelt = serializerBelt;
+        m_serializerShooterBelt = serializerShooterBelt;
+
+        serializerState = false;
+        setSerializerState(serializerState);
+    }
+
+    public void setSerializerState(boolean state) {
+      double serializerBeltSpeed = state ? Constants.SerializerConstants.SERIALIZER_BELT_SPEED : 0.d;
+      double serializerShooterBeltSpeed = state ? Constants.SerializerConstants.SERIALIZER_SHOOTER_BELT_SPEED : 0.d;
+
+      m_serializerBelt.set(serializerBeltSpeed);
+      m_serializerShooterBelt.set(serializerShooterBeltSpeed);
+
+      serializerState = state;
+    }
+}